//
// Created by BaiXin on 2025/8/20.
//
# include "iostream"
# include "windows.h"

using namespace std;

int main() {
    SetConsoleOutputCP(CP_UTF8);
    //实型没有有无符号 实型只能有符号

    //float
    float num1 = 123456778422222222;
    cout << fixed;
    cout.width(20);

    cout << num1 << endl;
    //double

    //long double
    return 0;
}
